JMR集群节点支持两种用户访问,Web界面登录和SSH登录。
JMR集群在创建完毕,默认启动Hadoop/Spark相关服务,您可以通过绑定的公网IP加服务端口,通过浏览器直接访问Hadoop相关服务的WebUI。
例如,集群Master Web访问地址如下:
JMR为集群的Master节点绑定了公网IP地址,通过SSH工具(如PuTTY),您可以远程登录到服务器进行系统操作。
假设集群Master SSH访问地址如下: 公网IP: 116.196.66.247 端口: 22 登录账号: root 登录时使用您创建集群时设定的远程登录密码进行登录。
JMR创建集群时默认为您创建并绑定了防火墙,如登录有问题,请检查。
sudo su - hadoop
[hadoop@OmkZafrH-Master1 ~]$ jps 9344 RunJar 6675 ApplicationHistoryServer 5028 QuorumPeerMain 5190 DFSZKFailoverController 4840 JournalNode 7386 HMaster 4765 Bootstrap 19757 Jps 8685 JobHistoryServer 9550 ResourceManager 5455 NameNode 10287 RunJar
软件位置默认放在根目录的data0文件下
[hadoop@OmkZafrH-Master1 ~]$ cd /data0/ [hadoop@OmkZafrH-Master1 data0]$ ll total 56 drwxr-xr-x 9 hadoop hadoop 4096 Oct 31 18:07 apache-hive-2.1.1-bin drwxr-xr-x 6 root root 4096 Apr 10 17:42 bdos drwxr-xr-x 3 root root 4096 Apr 10 17:41 bfd drwxr-xr-x 5 root root 4096 Apr 10 17:43 hadoop drwxrwxrwx 11 hadoop hadoop 4096 Apr 10 17:42 hadoop-2.7.4 drwxr-xr-x 7 hadoop hadoop 4096 Oct 31 12:21 hbase-1.2.6 drwx------ 2 root root 16384 Apr 10 17:39 lost+found drwxr-xr-x 4 root root 4096 Apr 10 17:41 var drwxr-xr-x 3 root root 4096 Apr 10 17:43 yarn drwxr-xr-x 3 hadoop hadoop 4096 Apr 10 17:42 zookeeper drwxr-xr-x 10 hadoop hadoop 4096 Mar 23 2017 zookeeper-3.4.10
[hadoop@OmkZafrH-Master1 data0]$ vi ~/.bashrc # .bashrc # Source global definitions if [ -f /etc/bashrc ]; then . /etc/bashrc fi # User specific aliases and functions export HBASE_HOME=/data0/hbase-1.2.6 export PATH=$PATH:$HBASE_HOME/bin export HBASE_HOME=/data0/hbase-1.2.6 export PATH=$PATH:$HBASE_HOME/bin export HIVE_HOME=/data0/apache-hive-2.1.1-bin export PATH=$PATH:$HIVE_HOME/bin export HADOOP_HOME=/data0/hadoop-2.7.4 export PATH=$PATH:$HADOOP_HOME/bin export HADOOP_LOG_DIR=/data0/var/log/hadoop export HTTPFS_LOG=/data0/var/log/httpfs export HADOOP_HOME=/data0/hadoop-2.7.4 export PATH=$PATH:$HADOOP_HOME/bin export HADOOP_LOG_DIR=/data0/var/log/hadoop export HTTPFS_LOG=/data0/var/log/httpfs export ZOOKEEPER_HOME=/data0/zookeeper-3.4.10 export PATH=$PATH:$ZOOKEEPER_HOME/bin export ZOO_LOG_DIR=/data0/var/log/zookeeper-3.4.10
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